Jaehyun still loves his ex-girlfriend, Karina. If only Karina wasn't created in just one world, Jaehyun would be selfish to ask one of them to stay by his side. Stupid Jaehyun married someone else to forget Karina, becoming a jerk who always acts cold and indifferent. Jaehyun knows he's being a jerk, but he's also just hurt. Until finally his wife's life was thrown into turmoil because his feelings were still anchored to another woman. Karina who made him fall in love again.